Here’s what may be the money quote from the en banc rehearing of the In Re Michael Flynn mandamus petition at the Court of Appeals for the DC Circuit today. In explaining why the list of reasons for dismissal given to the trial court were sufficient but not necessarily exhaustive, Acting Solicitor General Jeff Wall said—
The AG sees this in context of non-public information. It may be possible that the AG had before him information that he was not able to share with the Court.
UPDATE—See my comment below.